Product Features:Color: red bulbs / white wire.Number of bulbs on string: 100.Bulb size: mini.Spacing between each bulb: 2.5”.Lighted length: 20.25’.Total length: 21.5’.12” lead cord.3” tail cord.Additional Product Features:UL listed for indoor or outdoor use.If one bulb burns out， the rest will stay lit.Lights are equipped with Lamp Lock feature， which makes them replaceable， interchangeable and keeps them from falling out.Comes with replacement bulbs， flasher bulbs and spare fuses.Connect up to 5 sets end to end.Contains end-to-end connectors which allows you to connect multiple sets together (not to exceed 210 watts).Wire gauge: 22.120 volts， 60 hertz，.34 amps， 40.8 watts.